Intel Xeon E7 8891 v3 vs Intel Xeon E5 2640 v2

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Intel Xeon E7-8891 v3

Intel Xeon E5-2640 v2

We compared two server CPUs: Intel Xeon E7 8891 v3 with 10 cores 2.8GHz and Intel Xeon E5 2640 v2 with 8 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E7 8891 v3 's Advantages

Released 1 years and 9 months late

Higher specification of memory (1866 vs 3)

Higher base frequency (2.8GHz vs 2GHz)

Larger L3 cache size (45MB vs 20MB)

Intel Xeon E5 2640 v2 's Advantages

Lower TDP (95W vs 165W)

Score

Intel Xeon E7 8891 v3

VS

Intel Xeon E5 2640 v2

General Parameters

Jun 2015

Release Date

Sep 2013

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EX

Core Architecture

Ivy Bridge-EP

Intel Socket 2011-3

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E7 (Haswell-EX)

Generation

Xeon E5 (Ivy Bridge-EP)

Package

1.4 billions

Transistor Count

1.4 billions

22 nm

Manufacturing Process

22 nm

165 W

Power Consumption

95 W

79 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

160 mm²

Die Size

160 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

2 GHz

3.5 GHz

Performance Core Turbo Frequency

0

10

Total Core Count

8

20

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

20.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

45 MB shared

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR3,DDR4-1866

Memory Types

DDR3

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

32

PCIe Lanes

-

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